Answer:
medical oncology
Explanation:
The term chemotherapy has come to connote non-specific usage of intracellular poisons to inhibit mitosis, cell division
Histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine
Kinda like medicine. Vaccines go into the body and target the virus, some vaccines make the virus weak, some exterminate the virus completely, and some aren’t tested enough to work. However with all the little battles happening to kill the virus you can get sick from vaccines.
I think the answer to this is C. Do some research - because if you don't recognize the company, it's better to be safe than sorry because your info could be stolen.